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Re: XFS appears to cause strange hang with md raid1 on reboot

To: Tom <storm9c1@xxxxxxxxxxxx>
Subject: Re: XFS appears to cause strange hang with md raid1 on reboot
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Mon, 4 Feb 2013 23:55:10 +1100
Cc: xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <45702.75.149.17.233.1359599410.squirrel@xxxxxxxxxxxxxxxxxxx>
References: <32271.192.104.24.222.1359415698.squirrel@xxxxxxxxxxxxxxxxxxx> <20130129151833.GF27055@xxxxxxx> <42720.75.149.17.233.1359515780.squirrel@xxxxxxxxxxxxxxxxxxx> <20130130234650.GE32297@xxxxxxxxxxxxxxxxxx> <45702.75.149.17.233.1359599410.squirrel@xxxxxxxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Wed, Jan 30, 2013 at 09:30:10PM -0500, Tom wrote:
> In a previous message, Dave Chinner wrote:
> >
> > And this says the filesystem is still mounted. Why?
> >
> 
> Good question.
> 
> As mentioned in the CentOS bug report, this is a freshly Kickstarted
> CentOS 5.9 system, staged with minimal packages.
....
> My next email will contain the "sysrq t" output that Ben requested.

Which doesn't tell us why the filesystem was not unmounted. We need
to know why/how the unmount failed to solve the problem, so you'll
need to do some debugging of the unmount to try to work that out...

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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